Can I take Farixca and Sabutril together?
Drug interaction guide
Originally published 14 Mar 2026
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Taking these two medicines together can increase the risk of dehydration, low blood pressure, and changes in kidney function. Both drugs can also affect the levels of potassium in your blood.
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Why this happens
Forxiga (dapagliflozin) is an SGLT2 inhibitor that works by removing sugar and water through your urine. Sacubitril (found in Entresto) is a neprilysin inhibitor that also has a mild diuretic (water-clearing) effect. When used together, they can cause the body to lose too much fluid and salt, leading to low blood pressure or dizziness. Additionally, sacubitril can affect potassium levels, which requires monitoring when your kidney function is also being affected by a diuretic effect.
What you should do
Back to contentsYou can take these medicines together, as they are often prescribed together for heart failure, but you must be monitored closely by your doctor. Ensure you stay well-hydrated and tell your doctor if you feel very dizzy, lightheaded when standing up, or if you notice a significant change in how much you are urinating. Your doctor will likely perform regular blood tests to check your kidney function and potassium levels.
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Using other medicines
Back to contentsTaking multiple medicines? Our Medicines Interaction Checker helps you check whether your prescriptions, over-the-counter medicines, and supplements are safe to take together. Simply search for your medicines to see potential interactions and what to do about them.
Disclaimer
This information is for general educational purposes only and should not be relied upon as a substitute for professional medical advice. Always consult your GP, pharmacist, or another qualified healthcare professional before making decisions about your medications. Individual circumstances may vary, and only a healthcare professional who knows your medical history can provide personalised guidance.
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There is no direct interaction between empagliflozin and mirtazapine. However, both medications can occasionally cause a drop in blood pressure when you stand up (postural hypotension). Taking them together might slightly increase the risk of feeling dizzy or light-headed.

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Can I take 1.0mg and Amlodipine together?
Taking sildenafil (Viagra) and amlodipine together can cause your blood pressure to drop lower than intended. This may make you feel dizzy, lightheaded, faint, or cause a headache.
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Article history
The information on this page is written and peer reviewed by qualified clinicians.
14 Mar 2026 | Originally published

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